40305034 has 16 divisors (see below), whose sum is σ = 75375936. Its totient is φ = 15703200.

The previous prime is 40305007. The next prime is 40305043. The reversal of 40305034 is 43050304.

It is a super-3 number, since 3×40305034³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130707 + ... + 131014.

It is an arithmetic number, because the mean of its divisors is an integer number (4710996).

Almost surely, 2^40305034 is an apocalyptic number.

40305034 is a deficient number, since it is larger than the sum of its proper divisors (35070902).

40305034 is a wasteful number, since it uses less digits than its factorization.

40305034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261741.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 40305034 is about 6348.6245754494. The cubic root of 40305034 is about 342.8623235163.

Adding to 40305034 its reverse (43050304), we get a palindrome (83355338).

The spelling of 40305034 in words is "forty million, three hundred five thousand, thirty-four".